import axios from 'axios'
import weui from 'weui.js'
import store from '@/store'
import { getToken, getId, getAgent } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: process.env.BASE_API // api的base_url
  // timeout: 12000 // request timeout
})

// request interceptor
service.interceptors.request.use(config => {
  // Do something before request is sent
  if (getToken()) {
    config.headers['Detection'] = getToken() // 让每个请求携带token-- ['X-Token']为自定义key 请根据实际情况自行修改  token 需要在加
    config.headers['Saleman-Num'] = getId() // 让每个请求携带id
    config.headers['Agent-Num'] = getAgent() // 让每个请求携带id
  }
  return config
}, error => {
// Do something with request error
  // console.log(error) // for debug
  Promise.reject(error)
})

// respone interceptor
service.interceptors.response.use(
  response => {
  /**
  * 下面的注释为通过response自定义code来标示请求状态，当code返回如下情况为权限有问题，登出并返回到登录页
  * 如通过xmlhttprequest 状态码标识 逻辑可写在下面error中
  */
    const res = response.data
    if (!res.success) {
      if (res.errorCode === 401) {
        weui.alert(res.errorMsg, () => {
          store.dispatch('FedLogOut').then(() => {
            location.reload() // 为了重新实例化vue-router对象 避免bug
          })
        })
      }
      if (res.result) {
        return response
      }
      return Promise.reject(response.status)
    } else {
      return response
    }
  },
  error => {
    console.log('err' + error)// for debug
    weui.alert('网络错误')
    // debugger
    return Promise.reject(error)
  })

export default service
